Quarterly report pursuant to Section 13 or 15(d)

Summary of Significant Accounting Policies Allowance for doubtful accounts (Details)

v2.4.1.9
Summary of Significant Accounting Policies Allowance for doubtful accounts (Details) (USD $)
In Millions, unless otherwise specified
Mar. 31, 2015
Receivables [Abstract]  
Allowance for Doubtful Accounts Receivable $ 0.1us-gaap_AllowanceForDoubtfulAccountsReceivable